Halexandria Chair-US Patent # 9247607

Transcription

IIIIIIII I I I Il l l l lllllll l l l l l l l lllllll l l l l 1 1 1 1 1 1 1 1 1
US009247607Bl
c12)
United States Patent
Patent No.:
US 9,247,607 Bl
(45) Date of Patent:
Feb.25, 2016
(10)
Shokouhi et al.
(54) HALEXANDRIA STACKABLE FURNITURE
SYSTEMS
(76) Inventors: Gerardo Machado, FL, US
( *) Notice:
Subject to any disclaimer, the term ofthis
patent is extended or adjusted under 35
U.S.C. 154(b) by 503 days.
(21) Appl. No.: 15/996,617
(22) Filed:
Jan. 8, 2016
Related U.S. Application Data
(63) Continuation-in-part of application No. 15/996,617,
filed on Mar. 15, 2015.
(60) Provisional application No. 80/733,957, filed on Nov.
4, 2015, provisional application No. 80/777,889, filed
on Feb. 28, 2016, provisional application No.
80/656,771, filed on Feb. 25, 2015, provisional
application No. 80/578,187, filed on Jun. 8, 2014.
(51) Int. Cl.
A47C 3/04
(2006.01)
(52) U.S. Cl. ................... 297/239; 297/451.8; 297/283.2
(58) Field of Classification Search .................. 297/239,
297/440.1, 440.14, 451.8, 283.2, 283.1, 283.3,
297/DIG. 6, 228.12, 225; 211/27; 206/326
See application file for complete search history.
(56)
References Cited
U.S. PATENT DOCUMENTS
2,184,470 A
2,628,668 A
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* 2/1953 Basile .................... 297/440.2X
* 6/1960 Machielse et al. .............. 211/27
* 11/1960 Keefer ..................... 297/440.15
* 10/1962 Moxley ...................... 297/451.1
* 9/1973 Merola ........................... 72/352
3,847,433 A * 11/1974 Acton et al. .................. 297/239
4,254,992 A
3/1981 Orosa
4,304,436 A * 12/1981 Rowland ....................... 297/239
4,456,296 A * 6/1984 Rowland ....................... 297/239
5,174,548 A * 12/1992 Mueller
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6,135,562 A * 10/2000 Infanti ....................... 297/440.2
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8/2002 Allbaugh
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12/2003 Huang
6,837,542 B2
1/2005 Barile et al.
6,899,396 B2 * 5/2005 Bales ......................... 297/446.2
7,011,367 B2 * 3/2006 Riley ......................... 297/228.1
7,118,175 B2 * 10/2006 Crue ............................. 297/239
7,147,286 B2 12/2006 Cesaroni et al.
7,240,964 B2 * 7/2007 Riley ................... 297/228.12X
7,469,962 B2 * 12/2008 Paulin ........................... 297/229
2003/0090137 Al 5/2003 Piretti
2003/0164639 Al 9/2003 Infanti
2003/0209925 Al 11/2003 Bosman et al.
FOREIGN PATENT DOCUMENTS
PENDING
* cited by examiner
Primary Examiner - Michael D Austin
(64) Attorney, Agent, or Firm - D&F Law Patent
Group; David L Standford
(57)
ABSTRACT
Halexandria stackable furniture systems comprising chairs
with modular removable seats. The chair frames is stainless
steel, stackable and are structurally reinforced for heavy
rental use, with specially reinforced frame, legs, and front
feet. Methods of doing event-furniture rental and related
business based on the space-saving and modular nature of
the furniture are disclosed.
2 Claims, 8 Drawing Sheets
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FIG. 4
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FIG. 5
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FIG. 6
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FIG. 7
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US 9,247,607 Bl
HALEXANDRIA STACKABLE FURNITURE
SYSTEMS
CROSS-REFERENCE TO RELATED
APPLIC ATIONS
2
It is a further object and feature ofthis invention to provide
stackable chairs having replaceable seats, back-covers, and/
or leg-covers. It is a further object and feature ofthis invention
to provide stackable modular chairs strengthened and adapted
to withstand rental use. It is a further object and feature ofthis
invention to provide a method offranchising stackable modu
lar chair rental services. It is a further object and feature ofthis
invention to provide reinforcing chair feet.
A further primary object and feature ofthe present inven10 tion is to provide such a system that is efficient, inexpensive,
and handy. Other objects and features of this invention will
become apparent with reference to the following descriptions.
The present application is related to application Ser. No.
80/578,187,
filed
Jun.
8,
2014,
entitled
"HALEXANDRIA
STACKABLE
FURNITURE
SYSTEMS"; and is related to application Ser. No.
80/656,771, filed Feb. 25, 2016, entitled "HALEXANDRIA
STACKABLE FURNITURE SYSTEMS"; and is related
to and claims priority from application Ser. No. 11/149,038,
filed Jun. 8, 2015, entitled "HALEXANDRIA
SUMM ARY OF THE INVENTION
STACKABLE FURNITURE SYSTEMS"; and is related to
and claims priority from application Ser. No. 80/733,957,
In accordance with a preferred embodiment hereof, this
15 filed Jan. 8, 2016, entitled "HALEXANDRIA
invention
provides a modular furniture system, relating to
STACKABLE FURNITURE SYSTEMS"; and is related to and
object-supporting furniture having modular portions, com
claims priority from application Ser. No. 80/777,889, filed
prising: at least one chair frame comprising at least one back
Feb. 28, 2016, entitled "MODULAR STACKABLE
support, at least one seat support, at least four legs comprising
FURNITURE
at least two front legs and at least two rear legs; such at least
SYSTEMS"; the contents of all of which are incorporated 20 one seat support comprising at least four longitudinal projec
herein by this reference and are not admitted to be prior art
tions extending from at least one hub portion, and at least one
with respect to the present invention by their mention in this
25 plate connecting at least two ofsuch at least four longitudinal
cross-reference section.
projections; at least one chair seat; at least one attachment
B ACKGROUND
system structured and arranged to assist attachment and
This invention relates to providing improved modular
detachment of such at least one chair seat from such at least
stackable furniture systems. More particularly, this invention
one seat support; wherein detachment of such at least one
relates to providing stackable fixed-back chairs with modular
seats. Even more particularly, this invention relates to provid- 30 chair seat from such at least one seat support is effected by
lifting such at least one chair seat away from such at least one
ing stackable fixed-back chairs with interchangeable back
seat support; wherein such at least one chair frame is struc
covers and/or leg covers.
tured and arranged to nest in a stack with at least one other
No system exists that permits furniture renters to fill
substantially identical chair frame, when such at least one
diverse customer orders from a small stock of modular chair
components and chair covers. No commercial rental chairs 35 chair seat is detached from eachsuch at least one seat support;
wherein such at least one seat support further comprises hori
and chair covers exist that can be easily, inexpensively, and
zontal-plane apertures structured and arranged to receive
modularly repaired, updated, stored, and transported. No sys
such at least two rear legs of at least one other substantially
tem exists that provides structurally reinforced stackable
identical chair frame during stacking ofmultiple units ofsuch
modular chairs for the rental industry. No system exists that
provides a method of franchising stackable modular chair 40 chair frames; and wherein such at least one chair seat
occludes such horizontal-plane apertures when attached to
rental services.
such at least one chair frame. Moreover, it provides such a
Therefore, a need exists for a modular stackable furniture
modular furniture system wherein such at least one attach
system that permits furniture renters to fill diverse customer
ment system comprises at least one first portion associated
orders from a small stock of modular chair components and
chair covers. Further, a need exists for commercial rental 45 with such at least one chair seat and at least one second
portion associated with such at least one plate. Additionally, it
chairs and chair covers that can be easily, inexpensively, and
provides such a modular furniture system wherein such at
modularly repaired, updated, stored, and transported. Also, a
least one attachment system comprises at least one hook and
need exists for a system that provides structurally reinforced
loop fastener. Also, it provides such a modular furniture sys
stackable modular chairs for the rental industry. In addition, a
need exists for a system that provides a method offranchising 50 tem further comprising at least one back-support cover. In
addition, it provides such a modular furniture system,
stackable modular chair rental services.
wherein such at least one back-support cover comprises at
OBJECTS AND FE ATURES OF THE INVENTION
least one closure mechanism to secure such at least one back
support cover to such at least one back support. And, it proA primary object and feature ofthe present invention is to 55 vides such a modular furniture system wherein such at least
overcome the above-stated problems and fill the above-stated
one back-support cover comprises at least one fabric. Further,
needs. Another primary object and feature of the present
it provides such a modular furniture system wherein such at
invention is to provide modular stackable furniture systems.
least one back-support cover comprises at least one fabric.
It is a further object and feature of the present invention to
Even further, it provides such a modular furniture system
provide such a system that permits a renter to provide many 60 further comprising at least one chair-leg cover. Moreover, it
aesthetic furniture designs to customers from a small stock of
provides such a modular furniture system further comprising
modular components, and to provide many designs, sizes,
at least one back-support cover. Additionally, it provides such
shapes, and colors of event furniture from a limited set of
a modular furniture system wherein such at least one seat
compactly stored interchangeable components. It is a further
support comprises at least two ofsuch at least one plate. Also,
object and feature ofthe present invention to provide such a 65 it provides such a modular furniture system wherein such at
system that includes apparatuses for storage and transporta
least one seat support comprises at least three ofsuch at least
one plate. In addition, it provides such a modular furniture
tion of the modular furniture components.
3
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such at least one first chair frame holder and such at least one
system wherein all of such at least four longitudinal projec
second chair frame holder are positioned between such at
tions are connected to at least one plate of such at least three
least one upper portion of such at least one transporter frame
plates. And, it provides such a modular furniture system
and such at least one lower portion of such at least one
wherein two adjacent longitudinal projections of such at least
one seat support are not connected by at least one plate of such
transporterframe; at least one basketconnectedwith an upper
at least three plates. Further, it provides such a modular fur
portion of such at least one transporter frame; at least two
niture system wherein such at least one back support extends
forklift guides associatedwith a lower portion of such at least
upward from such at least one seat support and such at least
one transporter frame; and wheels.
four legs extend downward from such at least one seat sup
In accordance with a preferred embodiment hereof, this
port. Even further, it provides such a modular furniture sys- 10 invention provides a modular furniture system, relating to
tern wherein each of such at least four legs comprises at least object-supporting furniture having modular portions, com
one metal tube comprising at least one bottom end structured prising: at least one chair frame adapted to frame at least one
chair; at least one modular chair seat adapted to be removed
and arranged to be adjacent the ground in use, at least one top
end structured and arranged to be connected to such at least from and placed on such at least one chair frame; and at least
one seat support, at least one inside aperture diameter, at least 15 one releasable attacher adapted to releasably attach such at
least one modular chair seat to such at least one chair frame;
one outside diameter, and at least one wall thickness; wherein
wherein such at least one chair frame comprises at least one
at least one portion of such at least one metal tube, at least
back support adapted to support the back of at least one seated
including such at least one bottom end, comprises at least one
user; and wherein such at least one chair frame is adapted to
reduced outside diameter and at least one increased wall
thickness relative to at least one other portion of such at least 20 allow nesting-stacking.
Moreover, it provides such a modular furniture system,
one metal tube. Moreover, it provides such a modular furni
further comprising at least one back-support cover adapted to
ture system wherein such at least one portion comprises at
substantially cover such at least one back support. Addition
least one work-hardened metal microstructure relative to such
ally, it provides such a modular furniture system, wherein
at least one other portion of such at least one metal tube.
Additionally, it provides such a modular furniture system 25 such at least one back-support cover comprises at least one
fabric. Also, it provides such a modular furniture system,
further comprising at least one seat support strengthener pro
wherein such at least one releasable attacher comprises at
viding the substantially exclusive structural connection
between such at least four legs. Also, it provides such a
least one hook and loopfastener. In addition, it provides such
a modular furniture system, wherein such at least one chair
modular furniture system further comprising at least one
chair-foot connected with each of such at least four legs. In 30 frame comprises: at least one frame support adapted to
addition, it provides such a modular furniture system wherein
directly releasably support such at least one modular chair
seat; and a plurality of thin leg-bars adapted to vertically
such at least one chair-foot increases stability of such at least
support such at least one frame support above the ground;
one chair frame. And, it provides such a modular furniture
wherein such at least oneframe support comprises at least one
system wherein such at least one chair-foot is weighted. Fur
ther, it provides such a modular furniture system wherein 35 horizontal-plane aperture adapted to receive such at least one
plurality of thin leg-bars of at least one other substantially
such at least one chair-foot is weighted to counterbalance
identical chair frame during stacking of multiple units of such
such at least one chair frame against weight of such at least
chair frames.
one back support to enhance ground stability of such at least
And, it provides such a modular furniture system, wherein
one chair frame. Even further, it provides such a modular
furniture system wherein such at least one chair-leg cover is 40 at least one of such plurality of thin leg-bars comprises: at
least one metal tube comprising at least one bottom end
adapted to cover such at least four legs. Moreover, it provides
such a modular furniture system further comprising at least
adapted to be adjacent the ground in use, at least one top end
adapted to be connected to such at least one frame support, at
one chair-leg cover adapted to cover at least one of such at
least one inside aperture diameter, at least one outside diamleast four legs while not covering such at least one chair seat.
Additionally, it provides such a modular furniture system 45 eter, and at least one wall thickness; wherein at least one
further comprising at least one transporter adapted to trans
portion of such at least one metal tube, at least including such
at least one bottom end, comprises at least one reduced out
port a plurality of such at least one chair frame in at least one
nested-stacked configuration. Also, it provides such a moduside diameter and at least one increased wall thickness relalar furniture system wherein such at least one transporter is
tive to at least one other portion of such at least one metal tube.
wheeled. In addition, it provides such a modular furniture 50 Further, it provides such a modular furniture system, wherein
system wherein such at least one transporter comprises at
such at least one portion comprises at least one work-hardleast one forklift guide structured and arranged to assist lift
ened metal microstructure relative to such at least one other
ing of such at least one transporter by at least one forklift.
portion of such at least one metal tube.
Furthermore, it provides such a modular furniture system
Even further, it provides such a modular furniture system,
wherein such at least one transporter comprises at least one 55 further comprising at least one frame support strengthener
chair frame holder adapted to hold at least two of such at least
adapted to strengthen such at least one frame support
one chair frame which are stacked in a nesting configuration; whereby such at least one frame support comprises the sub
and at least one chair seat holder adapted to hold at least two stantially exclusive structural connection between such plu
of such at least one chair seat detachedfrom each such at least
rality of thin leg-bars. Moreover, it provides such a modular
one chair frame; wherein such at least one transporter com 60 furniture system, further comprising at least one transporter
adapted to transport such plurality of such at least one chair
prises at least three wheels. In addition, it provides such a
frames in at least one nested-stacked configuration. Addition
modular furniture system wherein such at least one trans
ally, it provides such a modular furniture system, wherein
porter comprises at least one transporter frame comprising at
such at least one transporter is adapted to transport at least
least one upper portion and at least one lower portion; at least
one first chair frame holder connected with such at least one 65 about twenty-four nesting-stacked chair frames and at least
about twenty-four modular chair seats simultaneously. Also,
transporter frame; at least one second chair frame holder
connected with such at least one transporter frame; wherein
it provides such a modular furniture system, wherein such at
5
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least one transporter is adapted to transport at least about
customer furniture comprising the selected components.
thirty-six nesting-stacked chair frames and at least about
thirty-six modular chair seats simultaneously.
wherein such step of providing to such customer furniture
In addition, it provides such a modular furniture system,
comprising the selected components comprises the step of
wherein such at least one transporter comprises: at least one selling to such customer furniture comprising the selected
chair frame holder adapted to hold at least two of such at least
components. Even further, it provides such a modular furni
one chair frames which are nesting-stacked together; and at ture system, wherein such step of selling to such customer
least one modular chair seat holder adapted to hold at least
furniture comprising the selected components comprises the
two of such at least one modular chair seats; wherein such at step of providing at least one franchise to such customer.
least one transporter comprises at least three wheels. And, it 10
provides such a modular furniture system, wherein such at
wherein such step of providing at least one franchise to such
least one transporter comprises at least one forklift guide.
customer comprises the step of providing at least one chair
And, it provides such a modular furniture system, further
rental territory to such at least one customer. Even further, it
comprising at least one chair-foot adapted to increase the
provides such a modular furniture system, wherein such step
strength of such at least one chair frame. Further, it provides 15
of providing at least one franchise to such customer com
such a modular furniture system, wherein such at least one
prises the step of offering at least one chair seat having at least
chair-foot comprises steel. Even further, it provides such a
one new aesthetic design to such at least one customer. Even
modular furniture system, wherein such at least one chair
foot is adapted to lower the center of gravity of such at least further, it provides such a modular furniture system, wherein
one chair frame. Moreover, it provides such a modular furni- 20 such step of providing at least one franchise to such customer
comprises the step of offering at least one back cover having
ture system, wherein such at least one chair-foot is adapted to
at least one new aesthetic design to such at least one customer.
increase the tipping stability of such at least one chair frame.
Additionally, it provides such a modular furniture system,
wherein such step of providing at least one franchise to such
wherein such at least one chair-foot is adapted to provide
weight sufficient to increase the tipping stability of such at 25 customer comprises the step of offering at least one chair
frame having at least one new aesthetic design to such at least
least one chair frame.
one customer. Even further, it provides such a modular furni
Also, it provides such a modular furniture system, wherein
ture system, wherein such step of providing at least one fran
such at least one chair frame comprises at least one frame
chise to such customer comprises the step of offering at least
support adapted to directly releasably support such at least
one modular chair seat and comprises a plurality of thin 30 one chair-leg cover having at least one new aesthetic design to
leg-bars adapted to vertically support such at least one frame
such at least one customer.
support above the ground; further comprising at least one
Even further, it provides each and every novel feature,
chair-leg cover adapted to cover at least one of such plurality
element, combination, step and/or method disclosed or sug
of thin leg-bars and to not cover such at least one modular
gested by this provisional patent application.
chair seat. In addition, it provides such a modular furniture 35
BRIEF DESCRIPTION OF THE DRAWINGS
system, wherein such at least onechair-leg cover is adapted to
cover exactly four of such plurality of thin leg-bars and to not
FIG. 1 shows a front view illustrating a modular stackable
cover such at least one modular chair seat.
In accordance with another preferred embodiment hereof, chair according to a preferred embodiment of the present
this invention provides a modular furniture system, relating to 40 invention.
FIG. 2 shows a front view illustrating a chair frame for the
stackable furniture having removable modular horizontal
modular stackable chair according to the preferred embodi
support portions, comprising the steps of: providing stackable
ment of FIG. 1.
furniture with removable horizontal supports and back cov
FIG. 3 shows a top view illustrating the modular stackable
ers; removing such horizontal supports; removing such back
covers; nesting-stacking such stackable furniture; separately 45 chair according to the preferred embodiment of FIG. 1.
FIG. 4 shows a side view illustrating the modular stackable
storing such back covers; and separately storing such hori
chair according to the preferred embodiment of FIG. 1.
zontal supports. And, it provides such a modular furniture
FIG. SA shows a top plan view, partially in section, illus
system, further comprising the steps of: providing stackable
trating a chair seat according to the preferred embodiment of
furniture with chair-leg covers; removing such chair-leg covers from such stackable furniture; and separately storing such 50 the present invention.
FIG. SB shows a bottom plan view illustrating the chair
chair-leg covers.
In accordance with another preferred embodiment hereof, seat according to the preferred embodiment of FIG. SA.
this invention provides a modular furniture system, relating to
FIG. SC shows a front plan view illustrating the chair seat
stackable furniture having modular components, comprising according to the preferred embodiment of FIG. SA.
FIG. 6 shows a bottom plan view illustrating the chair seat
the steps of: receiving at least one customer's selection of at 55
(according to the preferred embodiment of FIG. SA) attached
least one chair frame; receiving such customer's selection of
to the modular stackable chair frame according to the pre
at least one chair seat; receiving such customer's selection of
ferred embodiment of FIG. 1.
at least one back cover; and providing to such customer fur
niture comprising the selected components.
FIG. 7 shows a side view illustrating one stack of modular
Further, it provides such a modular furniture system, fur 60 stackable chairs according to the preferred embodiment of
FIG. 1.
ther comprising the step of receiving such customer's selec
tion of at least one chair-leg cover. Even further, it provides
FIG. 8 shows a side plan view illustrating stacked chair
such a modular furniture system, further comprising the step
frames on a dolly according to the preferred embodiment of
of manufacturing such at least one chair frame. Even further,
FIG. 1.
it provides such a modular furniture system, wherein such 65
FIG. 9 shows a perspective view illustrating another dolly
step of providing to such customer furniture comprising the
according to the preferred embodiment of the present inven
selected components comprises the step of renting to such
tion.
7
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FIG. 10 shows a front view illustrating the dolly according
DETAILED DESCRIPTION OF THE BEST
to the preferred embodiment of FIG. 9 loaded with stacks of
MODES AND PREFERRED EMBODIMENTS OF
modular stackable chairs with the chair seats removed.
THE INVENTION
FIG. 11 shows a side view illustrating the dolly according
FIG. 1 shows a front view illustrating modular stackable
chair 101 according to a preferred embodiment of the present
modular stackable chairs with the chair seats removed.
invention. Preferably, modular furniture system 100 com
FIG. 12 shows a front view illustrating the modular stack
prises modular stackable chair 101, as shown. Preferably,
able chair according to the preferred embodiment of FIG. 1
modular stackable chair 101 comprises chair frame 105 and
with the chair seat removed and using a chair-back cover.
10
chair seat 110, as shown. Preferably, chair frame 105 com
FIG. 13 shows a front view illustrating the modular stackprises chair back 115, front legs 120, rear legs 125, crossbars
130, and crossbar plates 135, as shown. Preferably, chair seat
with the chair seat removed, using the chair-back cover, and
110 is easily removable from chair frame 105. Preferably,
showing the chair-back cover unzipped.
FIG. 14 shows a front view illustrating the dolly according 15 chair seat 110 attaches to chair frame 105 strongly enough to
to the preferred embodiment of FIG. 9 loaded with modular remain attached during normal use, but detaches quickly and
stackable chairs, using seat-back covers, and associated chair easily for transportation, storage, and design changes. Pref
erably, multiple styles, designs, and colors of chair seats 110
seats.
FIG. 15 shows a front view illustrating the modular stack may be attached to chair frame 105 to create a variety of chairs
able chair according to the preferred embodiment of FIG. 1 20 having different aesthetics. Upon reading the teachings of this
specification, those of ordinary skill in the art will now underusing the chair-back cover and with the chair seat installed.
stand that, under appropriate circumstances, such as user
FIG. 16 shows a front view illustrating the modular stack
preference, advances in technology, intended use, etc., other
interchangeable designs of chair backs, chair seats, and chair
using a chair-back cover and a chair-leg cover with the chair
25 frames, such as various chair seat designs, various chair frame
seat installed.
designs, various chair back designs, various materials, vari
FIG. 17 shows a side view illustrating the modular stack
ous colors, etc., may suffice.
Preferably, chair frame 105 comprises front legs 120 and
using a chair-back cover and using a chair-leg cover with the
rear legs 125 (at least embodying herein a plurality of thin
chair seat installed.
FIG.18 shows a diagram illustrating a method accordingto 30 leg-bars adapted to vertically support such at least one frame
support above the ground), as shown. Upon reading the teachthe preferred embodiment of the present invention.
ings of this specification, those of ordinary skill in the art will
FIG. 19 shows a diagram of another method according to
now understand that, under appropriate circumstances, such
the preferred embodiment of the present invention.
as user preference, advances in technology, intended use, etc.,
FIG. 20A shows a front view illustrating a reinforced front 35 other chair frame components, such as additional struts, arm
chair foot installed in a front leg according to the preferred
rests, interlocks, wheels, handles, etc., may suffice.
embodiment of FIG. 1.
Preferably, rental customers may choose the style, finish,
FIG. 208 shows a front view illustrating the reinforced
color, etc., of each component of modular furniture system
front chair foot according to the preferred embodiment of
100, creating modular stackable furniture meeting the cusFIG. 20A.
40 tamer's aestheticrequirements from a small and easily-stored
FIG. 20C shows section 20C-20C of FIG. 20A illustrating
rental stock of components. Preferably, furniture renters ben
the tapered strengthened chair front leg according to the pre
efit by maintaining a small and varied stock of components
ferred embodiment of FIG. 20A.
able to meet almost any customer's needs. For example, a
renter stocking one hundred pieces each of five chair frame
FIG. 20D shows a front view illustrating the floor cap
45 105 designs, ten chair seat 110 designs, and ten chair back
according to the preferred embodiment of FIG. 20A.
cover 1200 designs (as shown in FIG. 12) can offer (not
FIG. ZOE shows a top view illustrating the floor cap accord
simultaneously) one hundred of each of five hundreddifferent
ing to the preferred embodiment of FIG. 20D.
modular stackable chair 101 designs for rent from a stock of
FIG. 20F shows section 20C-20C of FIG. 20A illustrating
two thousand five hundred pieces. Using ordinary one-piece
the tapered strengthened chair front leg with the front foot
50
chairs,
offering one hundred chairs in each of five hundred
installed according to the preferred embodiment of FIG. 20A.
visually distinct designs would require a stock of fifty thou
FIG. 21A shows a front view illustrating a rear chair foot
sand chairs (or alternatively a stock of five thousand chairs in
installed in a rear leg according to the preferred embodiment
fifty different designs, plus one thousand chair back slipcov
of FIG. 1.
ers in ten designs). The cost of purchasing, warehousing, and
FIG. 21B shows a front view illustrating the rear chair foot
55 maintaining two thousand five hundred modular chair pieces
is significantly less than the cost of purchasing, warehousing,
FIG. 21C shows a top view illustrating the rear chair foot
and maintaining six thousand chairs and slipcovers or fifty
thousand chairs.
FIG. 21D shows section 21D-21D of FIG. 21A illustrating
Preferably, chair frame 105 comprises at least one strong,
the tapered strengthened chair rear leg according to the pre- 60 rigid material. More preferably, chair frame 105 comprises at
ferred embodiment of FIG. 21A.
least one metal. Most preferably, chair frame 105 comprises
FIG. 21E shows section 21D-21D of FIG. 21A illustrating
steel. Upon reading the teachings of this specification, those
the tapered strengthened chair rear leg with the rear foot
of ordinary skill in the art will now understand that, under
appropriate circumstances, such as user preference, advances
installed according to the preferred embodiment of FIG. 21A.
FIG. 22 shows a bottom view illustrating the modular 65 in technology, intended use, etc., other materials, such as
other metals, plastics, wood, bamboo, composite materials,
stackable chair according to FIG. 1 and detailing structural
reinforcements.
multiple materials, glass, etc., may suffice.
9
US 9,247,607 Bl
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Preferably, in order to conserve weight and space, chair
120 are substantially straight (not curved), as shown. Prefer
ably, front legs 120 are tapered to be narrower at the bottom
frame 105 is constructed with thin tubes, bars, and plates,
preferably connected by welds, as shown. Upon reading the
ends, as shown.
Preferably, in order to meet the aesthetic demands of the
teachings of thisspecification, those of ordinary skill in the art
ballroom chair use and/or rental trade, chair frame 105 has an
will now understand that, under appropriate circumstances,
elegant gently curved shape through chair back 115 and rear
such as user preference, advances in technology, intended
legs 125, as shown. Preferably, chair frame 105 is constructed
use, materials, etc., other construction methods, such as rug
using round steel tubes for front legs 120 and rear legs 125.
ged construction with larger tubes and struts, assembly with
nuts and bolts, solid (non-tube) pieces, casting the metal
Preferably, chair frame 105 is constructed using substantially
1
chairs, using molded plastic, using adhesive, etc., may suf 0 rectangular steel tubes, bars, and/or plates for chair back 115,
fice.
crossbars 130, and crossbar plates 135, as shown. Upon read
Preferably, where chair frame 105 and chair back 115
ing the teachings of this specification, those of ordinary skill
(and/or chair seat 110) are made of metal the metal is coated
in the art will now understand that, under appropriate circumfor aesthetics and durability, most preferably powder coated. 1 stances, such as user preference, advances in technology,
5
Preferably, the powder coat is of an attractive event-type
intended use, etc., other shapes and designs, such as other
color, such as goldvein, silver vein, black, white, purple, etc.
shapes of tubes and bars, baroque, art deco, angular, a
Preferably, the event furniture renter keeps a stock of several
rounded chair back, a straight chair back, straight rear legs,
colors and finishes of chair frame 105 which the customer
having arm rests, etc., may suffice.
FIG. SA shows a top plan view, partially in section, illusmay choose from. Upon reading the teachings of this speci- 20
trating chair seat 110 according to a preferred embodiment of
fication, those with ordinary skill in the art will now under
stand that, under appropriate circumstances, considering such the present invention. Preferably, chair seat 110 is an uphol
issues as advances in technology, user preference, etc., other stered chair seat at least comprising top layer 512, padding
layer 513, and base 514, as shown. Preferably, top layer 512
finishes, such as unfinished metal, paint, enamel, electroplat
ing, etc., may suffice.
FIG. 2 shows a front view illustrating chair frame 105 for
modular stackable chair 101 according to the preferred
embodiment of FIG. 1. Preferably, chair back 115 comprises
back frame 231, preferably comprising top stretcher 234,
frame attachments 235, and decorative elements 236, as
shown. Back frame 231 is shown to illustrate one particular
decorative embodiment of chair back 115. Upon reading the
teachings of this specification, those with ordinary skill in the
art will now understand that, under appropriate circum
stances, considering such issues as advances in technology,
user preference, etc., other decorative elements, such as solid
material, other patterns of struts, ornate metalwork, empty
space, wicker work, etc., may suffice.
FIG. 3 shows a top view illustrating modular stackable
chair 101 according to the preferred embodiment of FIG. 1.
Preferably, modular stackable chair 101 comprises seat
attachers 320, as shown, which preferably function as posi
tional stabilizers to provide positional stability of chair seat
110 on chair frame 105, as shown in FIG. 1. Preferably, seat
attachers 320 comprise releasable fasteners, as shown. More
preferably, seat attachers 320 comprise releasable pressure
activated fasteners, as shown. Most preferably seat attachers
320 comprise hook and loop fasteners 321, as shown. Prefer
ably, one portion of hook and loop fasteners 321 are attached
to the bottom of chair seat 110 (as shown, especially in FIG.
7C) in a position to engage the other portion of hook and loop
fasteners 321 (which are preferably attached to chair frame
105) when chair seat 110 is properly positioned on chair
frame 105, as shown. Preferably, the hook portions of hook
and loop fasteners 321 are sewn and/or adhered to crossbar
plates 135, as shown. Preferably, crossbar plates 135 also
provide significant stiffening to the structure of chair frame
105. Upon reading the teachings of this specification, those of
ordinary skill in the art will now understand that, under appro
priate circumstances, such as user preference, advances in
technology, intended use, etc., other seat attachment place
ments, such as on the crossbars, on only one crossbar plate, on
the back struts, etc., may suffice.
FIG. 4 shows a side view illustrating modular stackable
chair 101 according to the preferred embodiment of FIG. 1.
Preferably, chair frame 105 is stackable. Preferably, front legs
25 comprises an attractive and durable surface such as, for
example, fabric, leather, vinyl, etc. Preferably, padding layer
513 comprises at least one comfortable, durable padding
material. Preferably, padding layer 513 comprises at least one
of fiberfill, foam (polyurethane foam, memory foam, etc.),
30 down, and/or cotton, etc. Preferably, base 514 comprises at
least one durable, strong, rigid material. Preferably, base 514
comprises at least one of metal, wood, particleboard, plastic,
and/or composite, etc. Preferably, chair seat 110 is of any size
and shape that is attachable to chair frame 105, such as, for
35 example, rounded square (as shown), rectangular, round,
oval, tetrahedron, novelty, etc. Upon reading the teachings of
this specification, those of ordinary skill in the art will now
understand that, under appropriate circumstances, such as
user preference, advances in technology, intended use, aes40 thetic preference, etc., other materials, layers, and designs,
such as only a base lay er, additional layers, body contour
shapes, other materials, etc., may suffice.
FIG. SB shows a bottom plan view illustrating chair seat
110 according to the preferred embodiment of FIG. SA. Pref45 erably, one portion of hook and loop fasteners 321 are
attached to bottom 112 of chair seat 110 in a position to
engage the other portion of hook and loop fasteners 321
(which are preferably attached to chair frame 105) when chair
seat 110 is properly positioned on chair frame 105, as shown
50 in FIG. 6. Preferably, the loop portions of hook and loop
fasteners 321 are attached (preferably sewn and/or adhered)
to bottom 112 of chair seat 110, as shown. Upon reading the
teachings of this specification, those of ordinary skill in the art
55 such as user preference, advances in technology, intended
use, etc., other seat attachers, such as hooks, latches, snaps,
straps, magnets, releasable adhesive, a single seat attacher,
multiple types of seat attachers, etc., may suffice.
FIG. SC shows a front plan view illustrating chair seat 110
60 according to the preferred embodiment of FIG. SA. Prefer
ably, chair seat 110 has comfortable rounded edges 550, as
shown. Upon reading the teachings of this specification, those
of ordinary skill in the art will now understand that, under
appropriate circumstances, such as user preference, advances
65 in technology, intended use, etc., other chair seat shapes, such
as flat, edges extending below the bottom of the seat, curved
edges, scalloped edges, etc., may suffice.
11
US 9,247,607 Bl
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FIG. 6 shows a bottom plan view illustrating chair seat 110
130 (at least embodying herein wherein such at least one
(according to the preferred embodiment ofFIG. SA) attached
frame support comprises at least one horizontal-plane aper
to modular stackable chair frame 105 according to a preferred
ture adapted to receive such at least one plurality of thin
embodiment ofthe present invention. Preferably, chair frame
leg-bars of at least one other substantially identical chair
105 comprises front legs 120, back legs 125, crossbars 130,
frame during stacking ofmultiple units ofsuch chair frames)
and crossbar plates 135, as shown. Preferably, each crossbar
provides apertures for front legs 120 and back legs 125 of
130 connects one front leg 120 and one back leg 125 together,
nested chair frames 105 (at least embodying herein wherein
as shown. Preferably, crossbars 130 cross, and are joined
such at least one chair frame is adapted to allow nesting
together by at least one hub portion, approximately in the
stacking), as shown. Upon reading the teachings ofthis specimiddle ofcrossbars 130, as shown (such arrangement at least
lO fication, those ofordinary skill in the art will now understand
embodying herein at least four longitudinal projections
that, under appropriate circumstances, such as user prefer
extending from at least one hub portion). Preferably, crossbar
ence, advances in technology, intended use, etc., other nest
plates 135 comprise strong, thin strips ofmaterial that con
ing-stackable chair frames may suffice.
nect crossbars 130 to each other, as shown (such arrangement
FIG. 8 shows a side plan view illustrating stacked chair
at least embodying herein at least oneplate connecting at least 15
two ofsaid at least four longitudinal projections). Preferably, frames 105 on dolly 800 according to a preferred embodiment
ofthe present invention. Preferably, modular furniture system
crossbar plates 135 comprise metal. Preferably, crossbar
plates 135 support seat attachers 320, as shown. Preferably, 100 comprises dolly 800, as shown. Preferably, dolly 800 is
adapted to transport many chair frames 105 in at least one
crossbar plates 135 are placed slightly below the top ofcross
bars 130, as shown, in order to accommodate the thickness of 20 nesting-stacked configuration, as shown. Preferably, dolly
800 comprises wheels 805, platform 810, side rail 815, back
seat attachers 320 when seat 110 is placed upon crossbars
130, as shown in FIG.1. Upon reading the teachings of this
rail 820, handle 825, and chair support structure 830, as
specification, those ofordinary skill in the art will now under
shown. Preferably, chair support structure 830 is shaped and
angled to permit chair frames 105 to be inverted and stacked
stand that, under appropriate circumstances, such as user
preference, advances in technology, intended use, etc., other 25 approximately vertically, as shown. Preferably, chair support
structure 830 is raised above platform 810 to accommodate
chair frame components, such as no crossbar plates, addi
the length ofchair backs 115, as shown. Preferably, for com
tional crossbar plates, other shapes of crossbar plates, thick
mercial purposes, up to about forty chair frames 105 may be
crossbar plates, curved crossbars, etc., may suffice.
stacked on dolly 800 in the manner shown. Upon reading the
Preferably, chairseat 110 is installed on chair frame 105 by
placing bottom 112 of chair seat 110 against crossbar plates 30 teachings ofthis specification, those ofordinary skill in the art
135, as shown, so that seat attachers 320 (at least embodying
such as user preference, advances in technology, intended
herein at least one releasable attacher adapted to releasably
use, etc., other dolly arrangements, such as no platform, addi
attach such at least one modular chair seat to such at least one
tion ofbrakes, adjustable angle ofthe chair support structure,
chair frame) are pressed together and attach to each other.
Preferably, using preferred hook-and-loop-type fasteners 35 etc., may suffice.
The height of any nested stack of chair frames 105 is
321, chair seat 110 is removed from chair frame 105 by lifting
primarily a function ofthe thickness of crossbars 130, chair
up on chair seat 110 with sufficient force to release seat
back 115, front legs 120, and back legs 125, as shown. The
attachers 320 (at least embodying herein wherein such at least
angle ofrise of any nested stack of forty chair frames 105 is
one releasable attacher comprises at least one hook and loop
fastener). Then, chair frames 105 may be nesting-stacked and 40 also primarily a function of the thickness of crossbars 130,
chair back 115, front legs 120, and back legs 125, as shown.
chair seats 110 may be stacked separately or otherwise stored.
Therefore, the angle ofchair support structure 830 must be set
Preferably, crossbars 130 and/or the tops offront legs 120
to support any nested stack ofchair frames 105 having certain
create at least one horizontal plane of support 600 (at least
dimensions in an approximately vertical position; i.e., when
embodying herein at least one frame support adapted to sup
port such at least one modular chair seat) for chair seat 110, as 45 chair frames 105 are redesigned with different dimensions,
the chair support structure 830 will also be changed. In the
shown. Preferably, chair seat 110 at least covers crossbars
present example, the angle of chair support structure 830 is
130, crossbar plates 135, and the tops offront legs 120 in use,
as shown. Preferably, rear legs 125 connect to chair back 115.
approximately 32 degrees from vertical, as shown. Upon
Preferably, the rear edge of chair seat 110 abuts chair back
reading the teachings of this specification, those ofordinary
115 (at least embodying herein wherein such at least one chair 50 skill in the art will now understand that, under appropriate
frame comprises at least one back support adapted to support
circumstances, such as user preference, advances in technol
the back of at least one seated user), as shown in FIG. 17.
ogy, intended use, etc., other arrangements, such as adjustable
Upon reading the teachings of this specification, those of
angle chair support structures, etc., may suffice.
ordinary skill in the art will now understand that, under appro
FIG. 9 shows a perspective view illustrating dolly 900
priate circumstances, such as user preference, advances in 55 according to a preferred embodiment ofthe present invention.
technology, intended use, etc., other chair seat support con
Preferably, modular furniture system 100 comprises dolly
tours, such as recessed, curved, etc., may suffice, as long as
900, as shown. Preferably, dolly 900 is adapted to carry
the chair seat is properly supported in use.
modular stackable chairs 101, as shown. Preferably, dolly 900
FIG. 7 shows a side view illustrating one stack ofmodular
is adapted to carry at least about twenty-four modular stackstackable chairs 101 according to the preferred embodiment 60 able chairs 101, as shown in FIG.10. Preferably, dolly 900 (at
ofFIG.1. Preferably, chair frames 105 are nesting-stacked by
least embodying herein at least one transporter adapted to
placing the front legs 120 and back legs 125 ofan upper chair
transport such plurality ofsuch at least one chair frames in at
frame 105 in front ofthe front legs 120 and back legs 125 of
least one nested-stacked configuration) is adapted to carry at
a lower chair frame 105 and resting the crossbars 130 of the
least about thirty-six modular stackable chairs 101, as shown
upper chair frame 105 on top ofthe crossbars 130 ofthe lower 65 in FIG. 10. Preferably, dolly 900 comprises frame 910, lower
chair frame 105, in a repeating fashion, as shown. Preferably,
chair holder 920, upper chair holder 930, lower seat holder
the open structure created by the X configuration ofcrossbars
940, and upper seat holder 950, as shown.
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US 9,247,607 Bl
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Preferably, frame 910 comprises: lower struts 911A, 911B,
stacked chair frames and at least about twenty-four modular
chair seats simultaneously; and at least embodying herein
and 911C; horizontal struts 923A, 923B, 923C, and 923D;
wherein such at least one transporter is adapted to transport at
vertical struts 924A, 924B, 924C, and924D; side struts 925A,
least about thirty-six nesting-stacked chair frames and at least
925B, 925C, 925D, 925E, and 925F; lower struts 926A,
about thirty-six modular chair seats simultaneously ), as
926B, 926C, and926D; and wheels 927 (at least embodying
shown. Preferably, each of stack supports 932A, 932B, and
herein wherein such at least one transporter comprises at least
three wheels), as shown.
932C, and each of stack supports 922A, 922B, and 922C (at
least embody ing herein at least one chair frame holder
Preferably, lower chair holder 920 comprises stack support
922A, stack support 922B, and stack support 922C, as shown.
adapted to hold at least two of such at least one chair frames
Preferably, lower chair holder 920 is supported by stack sup 10 which are nesting-stacked together), each hold six stacked
port struts 921A, 921B, and 921C, and by horizontal strut
chair frames 105, for a total of thirty-six chair frames 105 per
923B, as shown.
dolly 900, as shown. Preferably, lower seat holder 940 holds
at least three chair seats 110, upper seat holder 950 (at least
Preferably, upper chair holder 930 comprises frame 931,
embodying herein at least one modular chair seat holder
stack support 932A, stack support 932B, stack support 932C,
and hinges 934, as shown. Preferably, hinges 934 connect 15 adapted to hold at least two of such at least one modular chair
frame 931 to horizontal strut 923C, as shown. Preferably,
seats) holds at least eighteen chair seats 110, at least six chair
hinges 934 permit upper chair holder 930 to be moved out of
seats 110 are stored on the first stacks of modular stackable
the way while lower chair holder 920 is being loaded. Pref
chairs 101 on lower chair holder 920, and at least nine chair
seats 110 are stored on thesecond stacks of modular stackable
erably, stack supports 932A, 932B, and 932C are connected
to frame 931 substantially above lower chair holder 920, as 20 chairs 101 on upper chair holder 930, for a total of thirty-six
shown.
chair seats 110 per dolly 900, as shown. Preferably, dolly 900
fits through a standard thirty-six inch wide by eighty inch tall
Preferably, lower seat holder 940 comprises horizontal
struts 923A and 923B, lower struts 911A, 911B, and 911C,
doorway when fully loaded. Upon reading the teachings of
and side struts 925A and 925D, as shown.
this specification, those with ordinary skill in the art will now
Preferably, upper seat holder 950 comprises frame 951, 25 understand that, under appropriate circumstances, consider
ing such issues as advances in technology, user preference,
basket 952, and hinges 954, as shown. Preferably, hinges 954
connect frame 951 to horizontal strut 923D, as shown. Pref etc., other arrangements, such as other seat placements, other
numbers of seats and chairs, additional seat holders, a taller
erably, basket 952 is connected to frame 951 substantially
above upper chair holder 930, as shown. Preferably, hinges dolly that holds more chair frames per stack, etc., may suffice.
FIG. 11 shows a side view illustrating dolly 900 according
954 permit upper seat holder 950 to be moved out of the way 30
while upper chair holder 930 is being loaded. Preferably,
modular stackable chairs 101 with chair seats 110 removed.
dolly 900 is loaded from the bottom up.
Preferably, dolly 900 comprises forklift guides 960, as
shown. Preferably, forklift guides 950 permit dolly 900 to be chair 101 with chair seat 110 removed, according to FIG. 11,
lifted and transported by a forklift. Preferably, forklift tubes 35 using chair-back cover 1200. Preferably, modular furniture
960 comprise metal tubes, preferably rectangular steel tubes.
system 100 comprises chair-back cover 1200, as shown. Preferably, chair-back cover 1200 is adapted to cover chair back
Preferably, forklift guides 960 (at least embodying herein
115, as shown, preferably providing both user comfort and an
wherein such at least one transporter comprises at least one
attractive appearance. Preferably, chair-back cover 1200 (at
forklift guide) are welded to frame 910, as shown. Upon
reading the teachings of this specification, those with ordi- 40 least embodying herein wherein such at least one back-sup
port cover comprises at least one fabric) comprises fabric, as
nary skill in the art will now understand that, under approprishown. Preferably, chair-back cover 1200 (at least embody
ate circumstances, considering such issues as advances in
ing herein at least one back-support cover adapted to substan
technology, user preference, materials strength, intended use,
tially cover such at least one back support) is selected to either
etc., other forklift adaptations, such as brackets instead of
45 match or attractively contrast with the selected chair seat 110
tubes, other forklift guide placement, etc., may suffice.
(at least embodying herein at least one modular chair seat
Preferably, dolly 900 is substantially constructed of metal.
adapted to be removed from and placed on such at least one
Most preferably, dolly 900 is substantially constructed of
chair frame) and/or chair frame 105 (at least embodying
welded steel tubing, as shown. Upon reading the teachings of
herein at least one chair frame adapted to frame at least one
this specification, those with ordinary skill in the art will now
understand that, under appropriate circumstances, consider- 50 chair). Upon reading the teachings of this specification, those
ing such issues as advances in technology, user preference, with ordinary skill in the art will now understand that, under
intended use, intended number of chairs to carry, etc., other
appropriate circumstances, considering such issues as
arrangements, such as other struts configurations, other num advances in technology, user preference, etc., other chair
bers of upper seat holders, other numbers of lower seat hold back cover arrangements, such as other materials, padding,
ers, other numbers of upper chair holders, other numbers of 55 stiffeners, liners, indicia, shape-altering inserts, etc., may
lower chair holders, one or more levels of chair holders, one
suffice.
or more levels of seat holders, other materials, exterior walls
and/or doors, dust covers, handles, other numbers of wheels,
chair 101 with chair seat 110 removed, according to the
preferred embodiment of FIG. 12, using chair-back cover
etc., may suffice.
FIG.10 shows a front view illustrating dolly 900 according 60 1200 and showing chair-back cover 1200 unzipped. Prefer
to the preferred embodiment of FIG. 9 loaded with stacks of ably, especially where seat back 115 is wider at the top that at
the bottom, cover 1200 opens and closes with attacher 1310
modular stackable chairs 101 with chair seats 110 removed.
Preferably, six stacks of six modular stackable chairs 101
(at least embodying herein at least one closure mechanism to
secure said at least one back-support cover to said at least one
are storable and/or transportable on dolly 900, for a total of
thirty-six modular stackable chairs 101 per dolly 900 (at least 65 back support), as shown. Preferably, attacher 1310 comprises
embodying herein wherein such at least one transporter is
one or more zippers 1312, as shown. Upon reading the teach
adapted to transport at least about twenty-four nestingings of this specification, those with ordinary skill in the art
15
US 9,247,607 Bl
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less modular stackable chairs 101 together into at least one
considering such issues as advances in technology, user pref
stack; loading 1820 such at least one stack onto dolly 900;
erence, design requirements, etc., other attachers, such as
loading 1821 such customer-selected chair seats 118 onto
dolly 900; loading 1822 such customer-selected chair-leg
snaps, hook and loop fasteners, hooks and eyes, elastic por
covers 1600 onto dolly 900; and delivering 1825 dolly 900 to
tions ofthe chair-back cover, not using any attachers where
customer 1860, as shown. Preferably, method 1800 further
the chair-back cover can slip on to the chair back, applying an
comprises the step ofreceiving 1830 customer 1860's order
attacher to the bottom opening ofthe chair-back cover, etc.,
for at least two modular stackable chairs 101 having cus
may suffice.
tomer-selected chair frames 105, chair backs 118, chair-leg
FIG.14 shows a front view illustrating dolly 900 according
to the preferred embodiment ofFIG. 9 loaded with modular 10 covers 1600, chair-back covers 1200, and chair seats 110; and
installing 1835 such chair-back covers 1200 on such seatless
stackable chairs 101 (using seat-back covers 1200) and asso
modular stackable chairs 101, as shown. This arrangement
ciated chair seats 110. Preferably, seat-back covers 1200 do
reduces the number ofman-hours required for setup at cus
not interfere with stacking modular stackable chairs 101, as
tomer 1860's location. Upon reading the teachings of this
shown.
FIG. 15 shows a front view illustrating modular stackable 15 specification, those with ordinary skill in the art will now
understand that, under appropriate circumstances, consider
chair 101 according to the preferred embodiment ofFIG. 1
using chair-back cover 1200 and with chair seat 110 installed.
ing such issues as advances in technology, user preference,
Preferably, chair-back cover 1200 is selected to either match
etc., other arrangements, such as, additional steps, using other
or attractively contrast with the selected chair seat 110 and/or
dollies, separately transporting some components, etc., may
chair frame 105.
20 suffice.
FIG. 19 shows a diagram ofmethod 1900 according to a
preferred embodiment ofthe present invention. Preferably,
using chair-back cover 1200 and chair-leg cover 1600 with
modular furniture system 100 comprises method 1900, as
chair seat 110 installed. Preferably, modular furniture sy stem
shown. Preferably, method 1900 is performed by source
100 comprises chair-leg cover 1600, as shown. Preferably, 25 1951, preferably at rental-warehouse 1850, and preferably
chair-leg cover 1600 is adapted to cover front legs 120 and
comprises the steps of: receiving 1901 (at least embodying
back legs 125, as shown, preferably providing an attractive
herein the step ofreceiving at least one customer's selection
appearance. Preferably, chair-leg cover 1600 comprises fab
of at least one chair frame) at least one customer 1860's
ric, as shown. Preferably, chair-leg cover 1600 attaches adja
selection ofat least one nesting-stackable chair frame 105;
cent at least the top ends and the bottom ends offront legs 120 30 receiving 1902 (at least embodying herein the step ofreceiv
and back legs 125.Preferably, chair-leg cover 1600 is selected
ing such customer's selection ofat least one chair seat) such
to either match or attractively contrast with the selected chair
customer 1860's selection ofat least one modular chair seat
back cover 1200, chair seat 110, and/or chair frame 105.In the
110; receiving 1903 (at least embodying herein the step of
present preferred embodiment, chair-leg cover 1600 and
receiving such customer's selection of at least one back
chair-back cover 1200 are made to have an attractive draped 35 cover) such customer 1860's selection ofat least one remov
and wrinkled appearance, as shown. Preferably, chair-leg
able back cover 1600; and providing 1904 (at least embody
cover 1600 does not cover chair seat 110 (at least embodying
ing herein the step ofproviding furniture comprising such at
hereinat least one chair-legcoveradaptedto cover at least one
least one nesting-stackable chair frame, such at least one
ofsuch plurality ofthin leg-bars and to not cover such at least
modular chair seat, and such at least one removable back
one modular chair seat; and at least embodying herein 40 cover to such at least one customer) furniture comprising
wherein such at least one chair-leg cover is adapted to cover
chair frame 105, modular chair seat 110, and removable back
exactly four ofsuch plurality ofthin leg-bars and to not cover
cover 1600 to such customer 1860, as shown.
such at least one modular chair seat), as shown. Preferably,
Preferably, method 1900 further comprises the step of
chair-leg cover 1600 does not substantially cover chair back
receiving 1905 (at least embodying herein the step ofreceiv115, as shown. Upon reading the teachings ofthis specifica 45 ing such customer's selection ofat least one removable chair
tion, those with ordinary skill in the art will now understand
leg cover) such customer 1860's selection of at least one
that, under appropriate circumstances, considering such
chair-leg cover 1600, as shown.
issues as advances in technology, user preference, etc., other
Preferably, method 1900 further comprises the step of
chair-leg cover arrangements, such as other materials, pad
manufacturing 1910 (at least embodying herein the step of
ding, stiffeners, liners, indicia, only covering two chair legs, 50 manufacturing such at least one chair frame) such at least one
only covering a portion ofthe length ofthe legs, a non-draped
chair frame 105, as shown.
appearance, a unitary back and legs cover, etc., may suffice.
Preferably, such step of providing 1904 furniture com
FIG. 17 shows a side view illustrating modular stackable
prises the step of renting 1906 furniture comprising the
selected components (at least embodying herein the step of
using chair-back cover 1200 and chair-leg cover 1600 with 55 renting furniture comprising such at least one nesting-stack
chair seat 110 installed.
able chair frame, such at least one modular chair seat, and
FIG. 18 shows a diagram illustrating method 1800 accord
such at least one removable back cover to such at least one
ing to a preferred embodiment ofthe present invention. Pref
customer), as shown.
erably, modular furniture system 100 comprises method
Preferably, such step of providing 1904 furniture com
1800.Preferably, method 1800 comprises the step ofreceiv- 60 prisesthe step ofselling 1915 to suchcustomer 1860 furniture
comprising the selected components (at least embodying
ing 1805 customer 1860's order for at least two modular
stackable chairs 101 having customer-selected chair frames herein the step ofselling furniture comprising such at least
105, chair backs 118, chair-leg covers 1600, and chair seats one nesting-stackable chair frame, such at least one modular
110; assembling 1810 such customer-selected chair frames
chair seat, and such at least one removable back cover to such
105 and such customer-selected chair backs 118 into at least 65 at least one customer), as shown.
two seatless modular stackable chairs 101 (preferably at
Preferably, such step of selling 1915 furniture comprises
rental-warehouse 1850); stacking 1818 such at least two seatthe step ofproviding 1920 (at least embodying herein wherein
17
US 9,247,607 Bl
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such step of providing furniture comprises the step of provid
20A. FIG. 20D shows a front view illustrating floor cap 2030
according to the preferred embodiment of FIG. 20A. FIG.
ing at least one franchise to such customer) at least one
franchise to such customer 1860, as shown. Preferably, said
ZOE shows a top view illustrating floor cap 2030 according to
step of providing 1920 at least one franchise to such customer
the preferred embodiment of FIG. 20D. FIG. 20F shows
section 20C-20C of FIG. 20A illustrating tapered strength
1860 comprises the step of providing 1925 (at least embody
ened chair front leg 120 with front foot 2001 installed accord
ing herein wherein such step of providing at least one fran
ing to the preferred embodiment of FIG. 20A.
chise to such customer comprises the step of providing at least
Preferably, front leg 120 is tapered from top end 2050
one chair rental territory to such at least one customer) at least
(adjacent crossbars 130) to bottom end 2052 (adjacent the
one chair rental territory to such at least one customer 1860,
as shown. Preferably, source 1951 provides modular chair 10 ground), as shown. Preferably, front leg 120 comprises top
inner diameter 2055, top outer diameter 2056, and top wall
rental franchises to customer 1860, as shown. Preferably,
thickness 2057 (at least embodying herein at least one metal
such franchises allow source 1951 to define the rental terri
tube comprising at least one bottom end adapted to be adjatory served by customer 1860, as shown. Preferably, such
cent the ground in use, at least one top end adapted to be
franchises allow source 1951 to implement quality-control
conditions on the rental of modular stackable chair 101 that 15 connected to such at least one frame support, at least one
have been purchased (leased, stocked, rented, etc.) by cus inside aperture diameter, at least one outside diameter, and at
least one wall thickness), as shown. Preferably, front leg 120
tomer 1860.
Preferably, said step of providing 1920 at least one fran
comprises bottom inner diameter 2065, bottom outer diam
chise to such customer 1860 comprises the step of offering
eter 2066, and bottom wall thickness 2067, as shown. Pref1930 at (at least embodying herein wherein such step of 20 erably, front leg 120 is swaged to shape from a straight-sided
providing at least one franchise to such customer comprises
tube. Preferably, the swaging process works and hardens the
the step of offering at least one modular chair seat having at
metal of front leg 120 (at least embodying herein wherein
such at least one portion comprises at least one work-hard
least one new aesthetic design to such at least one customer)
ened metal microstructure relative to such at least one other
least one chair seat 110 having at least one new aesthetic
design to such at least one customer 1860, as shown. Prefer 25 portion of such at least one metal tube). Preferably, bottom
ably, such step of providing 1920 at least one franchiseto such
outer diameter 2066 is about three-fourths of top outer diam
customer 1860 comprises the step of offering 1935 (at least
eter 2056, as shown. Preferably, bottom wall thickness 2067
embodying herein wherein such step of providing at least one
is greater than top wall thickness 2057 (at least embodying
franchise to such customer comprises the step of offering at
herein wherein at least one portion of such at least one metal
least one removable back cover having at least one new aes 30 tube, at least including such at least one bottom end, com
thetic design to such at least one customer) at least one back
prises at least one reduced outside diameter and at least one
cover 1600 having at least one new aesthetic design to such
increased wall thickness relative to at least one other portion
customer 1860, as shown. Preferably, such step of providing
of such at least one metal tube), as shown. This results in
1920 at least one franchise to such customer 1860 comprises
greater lower-leg strength without increasing the overall
the step of offering 1940 (at least embodying herein wherein 35 weight of chair 101. Upon reading the teachings of this speci
such step of providing at least one franchise to such customer
fication, those with ordinary skill in the art will now under
comprises the step of offering at least one nesting-stackable
stand that, under appropriate circumstances, considering such
chair frame having at least one new aesthetic design to such at
issues as advances in technology, user preference, materials
least one customer) at least one chair frame 105 having at
strength, etc., other arrangements, such as other methods of
least one new aesthetic design to such at least one customer 40 tapering the legs (casting the legs in a tapered shape, cutting
1860, as shown. Preferably, such step of providing 1920 at
the legs to shape on a lathe, forging the legs in a tapered
least one franchise to such customer 1860 comprises the step
shape), other taper diameters, other final wall thicknesses,
of offering 1945 (at least embodying herein wherein such step
using untapered legs, etc., may suffice.
of providing at least one franchise to such customer com
Preferably, modular stackable chair 101 comprises reinprises the step of offering at least one removable chair-leg 45 forced foot 2001, as shown. Preferably, reinforced foot 2001
cover having at least one new aesthetic design to such at least
strengthens at least part of front leg 120 against breakage
one customer) at least one chair-leg cover 1600 having at least
during rough use (especially tipping modular stackable chair
one new aesthetic design to such at least one customer 1860,
101 forward in use). Preferably, reinforced foot 2001 com
as shown. Preferably, source 1951 offers new modular stack
prises a single piece of material, as shown. Preferably, reinable chair 101 components to franchising customers 1860 in 50 forced foot 2001 comprises metal. Most preferably, rein
order to allow franchising customers 1860 to stock modular
forced foot 2001 (at least embodying herein wherein such at
stackable chair 101 components having new colors and/or
least one chair-foot comprises steel) comprises steel. Prefer
designs as fashions change. Upon reading the teachings of
ably, reinforced foot 2001 (at least embodying herein wherein
this specification, those of ordinary skill in the art will now
such at least one chair-foot is adapted to lower the center of
understand that, under appropriate circumstances, such as 55 gravity of such at least one chair frame; and at least embody
user preference, advances in technology, intended use, etc.,
ing herein wherein such at least one chair-foot is adapted to
other steps, such as maintaining an e-commerce web site,
provide weight sufficient to increase the tipping stability of
shipping modular furniture components, assembling modular
such at least one chair frame) has sufficient weight to assist in
furniture components at the customer's site, manufacturing
counterbalancing chair frame 105 against the weight of chair
other modular furniture components, etc., may suffice.
60 back 115 in order to enhance the ground stability of chair
FIG. 20A shows a front view illustrating a reinforced front
frame 105. Preferably, reinforced foot 2001 (at least embody
chair foot 2001 installed in front leg 120 according to the
ing herein at least one chair-foot adapted to increase the
preferred embodiment ofFIG.1.FIG. 208 shows a front view
strength of such at least one chair frame) comprises shank
illustrating reinforced front chair foot 2001 according to the
2005 and base 2010, as shown.
Preferably, shank 2005 comprises indents 2007, as shown.
preferred embodiment ofFIG. 20A. FIG. 20C shows section 65
20C-20C of FIG. 20A illustrating tapered strengthened chair Preferably, shank 2005 is inserted into the bottom of front leg
120, as shown. Preferably, shank 2005 is about three inches
front leg 120 according to the preferred embodiment ofFIG.
19
US 9,247,607 Bl
20
long. Preferably, shank 2005 is secured within front leg 120
wall thickness 2157, as shown. This results in greater lower
using adhesive 2020, as shown. Preferably, adhesive 2020
leg strength without increasing the overall weight of chair
comprises epoxy. Preferably, indents 2007 assist in securing 101.
shank 2005 in adhesive 2020, as shown (similar-looking
Preferably, modular stackable chair 101 comprises foot
indents on base 2010 are decorative). Upon reading the teach
2101, as shown. Preferably, foot 2101 supports rear leg 125,
ings of this specification, those with ordinary skill in the art
as shown, so that bottom end 2152 does not damage floors and
so that chair 101 easily slides across floors for the conve
nience of the user. Preferably, foot 2101 comprises a single
erence, materials strength, etc., other reinforced feet, such as piece of material, as shown. Preferably, foot 2101 comprises
press-fit feet, other shank diameters, other shank lengths, 10 plastic. Most preferably, foot 2101 comprises nylon. Prefer
multi-part reinforced feet, lack of indents, etc., may suffice.
ably, foot 2101 comprises shank 2105 and base 2110, as
Preferably, base 2010 comprises top edge 2012, bottom
shown.
edge 2014, and cap extension 2015, as shown. Preferably, top
Preferably, shank 2105 comprises indents 2107, as shown.
edge 2012 has substantially the same diameter as bottom
Preferably, shank 2105 is inserted into the bottom of rear leg
outer diameter 2066 for aesthetic reasons, as shown. Prefer- 15
125, as shown. Preferably, shank 2105 is about two inches
ably, bottom edge 2014 (at least embodying herein wherein
long. Preferably, shank 2105 is secured within rear leg 125
such at least one chair-foot is adapted to increase the tipping
using adhesive 2020, as shown. Preferably, adhesive 2020
stability of such at least one chair frame) has substantially the
comprises epoxy. Preferably, indents 2107 assist in securing
same diameter as top outer diameter 2056, as shown, thereby
restoring the footprint lost by tapering front leg 120, in order 20 shank 2105 inadhesive 2020, as shown. Preferably, base 2110
has substantially the same diameter as top outer diameter
to enhance the ground stability of chair frame 105. Upon
2056, as shown, thereby restoring the footprint lost by taper
reading the teachings of this specification, those with ordi
ing rear leg 125, in order to enhance the ground stability of
nary skill in the art will now understand that, under appropriate circumstances, considering such issues as advances in chair frame 105. Upon reading the teachings of this specifi
technology, user preference, materials strength, etc., other 25 cation, those with ordinary skill in the art will now understand
that, under appropriate circumstances, considering such
chair feet, such as other base sizes, other base diameters,
decorative feet, smooth metal feet, felt-tipped feet, caps that issues as advances in technology, user preference, materials
strength, etc., other chair feet, such as decorative feet, smooth
slip over the ends of the legs, wheels, runners, pontoons, etc.,
metal feet, felt-tipped feet, caps that slip over the ends of the
may suffice.
Preferably, floor cap 2030 attaches to base 2010, as shown, 30 legs, wheels, runners, pontoons, etc., may suffice.
FIG. 22 shows a bottom view illustrating modular stack
so that chair 101 easily slides across floors for the conve
able
chair 101 according to the preferred embodiment ofFIG.
nience of the user. More preferably, floor cap 2030 attaches to
1 detailing structural reinforcements. Preferably, chair frame
cap extension 2015, as shown. Preferably, cap extension 2015
inserts into recess 2031 in floor cap 2030, as shown. Prefer 105 comprises reinforcements 2200, as shown. Preferably,
ably, floor cap 2030 frictionally attaches to cap extension 35 reinforcements 2200 stiffen and strengthenchair frame 105 in
order to permit rugged rental use without compromising nest2015. Preferably, floor cap 2030 comprises at least one
strong, smooth material adapted to protect floors from dam ing-stackability. Preferably, reinforcements 2200 (at least
embodying herein at least one frame support strengthener
age. Preferably, floor cap 2030 is substantially disc-shaped.
adapted
to strengthen such at least one frame support
Preferably, floor cap 2030 comprises plastic. Most preferably,
floor cap 2030 comprises nylon. Preferably, floor cap 2030 40 whereby such at least one frame support comprises the sub
stantially exclusive structural connection between such pluhas a greater diameter than the diameter of bottom edge 2014,
rality of thin leg-bars) stiffen and strengthen chair frame 105
as shown, in order to further enhance the ground stability of
sufficiently that stretchers between the legs are not required
chair frame 105.
for functionality, as shown. Preferably, reinforcements 2200
FIG. 21A shows a front view illustrating rear chair foot
comprise built-up welds 2205, as shown. Preferably, built-up
2101 installed in rear leg 125 according to the preferred 45
welds 2205 comprise front-leg welds 2210 between each
embodiment ofFIG. 1.FIG. 21B shows a front view illustratfront leg 120 and each crossbar 130, as shown. Preferably,
ing rear chair foot 2101 according to the preferred embodi
ment ofFIG. 21A.FIG. 21C shows a top view illustrating rear built-up welds 2205 comprise rear-leg welds 2215 between
each rear leg 125 and each crossbar 130, as shown. Preferably,
chair foot 2101 according to the preferred embodiment of
FIG. 21A. FIG. 21D shows section 21D-21D of FIG. 21A 50 built-up welds 2205 comprise crossbar welds 2220 between
illustrating tapered strengthened chair rear leg 125 according
crossbars 130, as shown. Preferably, built-up welds 2205
comprise crossbar-plate welds 2225 between crossbars 130
to the preferred embodiment of FIG. 21A. FIG. 21E shows
and crossbar plates 135, as shown. Upon reading the teach
section 21D-21D of FIG. 21A illustrating tapered strength
ened chair rear leg 125 with rear chair foot 2101 installed
ings of this specification, those with ordinary skill in the art
55 will now understand that, under appropriate circumstances,
Preferably, rear leg 125 is tapered from top end 2150 (adja
cent crossbars 130) to bottom end 2152 (adjacent the ground),
erence, aesthetic design, materials strength, etc., other rein
as shown. Preferably, rear leg 125 comprises top inner diam
forcements, such as additional crossbar plates, larger crossbar
eter 2155, top outer diameter 2156, and top wall thickness
plates, a crossbar plate between the crossbars adjacent the
2157, as shown. Preferably, rear leg 125 comprises bottom 60 seat back, using the seat back structure as reinforcement, etc.,
inner diameter 2165, bottom outer diameter 2166, and bottom
may suffice.
wall thickness 2167, as shown. Preferably, rear leg 125 is
Although applicant has described applicant's preferred
swaged to shape from a straight-sided tube. Preferably, the
embodiments of this invention, it will be understood that the
swaging process works and hardens the metal of at least part
broadest scope of this invention includes such modifications
of rear leg 125. Preferably, bottom outer diameter 2166 is 65 as diverse shapes and sizes and materials. Such scope is
about three-fourths of top outer diameter 2156, as shown.
limited only by the below claims as read in connection with
Preferably, bottom wall thickness 2167 is greater than top
the above specification. Further, many other advantages of
21
US 9,247,607 Bl
22
applicant's invention will be apparent to those skilled in the
g) wherein said at least one seat support further comprises
art from the above descriptions and the below claims.
horizontal-plane apertures structured and arranged to
What is claimed is:
receive said at least two rear legs of at least one other
substantially identical chair frame during stacking of
1. A modular furniture system, relating to object-support
multiple units of said chair frames;
ing furniture having modular portions, comprising:
a) at least one chair frame comprising
h) wherein said at least one chair seat occludes said hori
i) at least one back support,
zontal-plane apertures when attached to said at least one
ii) at least one seat support,
chair frame; and
i) wherein each of said at least four legs comprises
iii) at least four legs comprising at least two front legs
i) at least one metal tube comprising
and at least two rear legs;
10
b) said at least one seat support comprising
(1) at least one bottom end structured and arranged to
be adjacent the ground in use,
i) at least four longitudinal projections extending from at
(2) at least one top end structured and arranged to be
least one hub portion, and
connected to said at least one seat support,
ii) at least one plate connecting at least two of said at
(3) at least one inside aperture diameter,
least four longitudinal projections;
15
(4) at least one outside diameter, and
c) at least one chair seat; and
(5) at least one wall thickness;
d) at least one attachment system structured and arranged
ii) wherein at least one portion of said at least one metal
to assist attachment and detachment of said at least one
tube, at least including said at least one bottom end,
chair seat from said at least one seat support;
comprises at least one reduced outside diameter and at
e) wherein detachment of said at least one chair seat from 20
least one increased wall thickness relative to at least one
said at least one seat support is effected by lifting said at
other portion of said at least one metal tube.
least one chair seat away from said at least one seat
2. The modular furniture system according to claim 1
support;
wherein said at least one portion comprises at least one work
f) wherein said at least one chair frame is structured and
arranged to nest in a stack with at least one other sub- 25 hardened metal microstructure relative to said at least one
other portion of said at least one metal tube.
stantially identical chair frame, when said at least one
chair seat is detached from each said at least one seat
* * * * *
support;

Halexandria Chair-US Patent # 9247607

Transcription

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